DUCO Men's Night Vision Driving Glasses for Headlight Anti-Glare Polarized Eyewear 8550 TAC POLARIZED LENS- 100% UV400 protection coating, blocks 100% harmful UVA & UVB Rays. Keep vision vivid, eliminate reflected light and scattered light and protect eyes perfectly. Besides,it is impact, scratch resistant, durable and unbreakable. PRODUCTS DIMENSION-Lens height:40mm (1.57 inches); lens width:64mm (2.52 inches); leg length:142mm(5.59 inches); nose bridge:20mm ( 0.78inches); frame length:145mm (5.7inches). STRONG STURDY DURABLE-Sturdy Aluminum Frame,It is mandatory for a man to wear it in summer, or outdoor activity like cycling bicycle, driving, riding a motorcycle,running,fishing, racing, skiing, climbing, trekking etc. LIFETIME BREAKAGE WARRANTY ON FRAME & LENS - Frames and lens are unbreakable for no risk purchasing. In case any broken problem happens for any reason, even you stepped on it by accident, contact the seller of DUCO to get a new replacement.DUCO provides lifetime service for all DUCO products. 30 DAY MONEY BACK GUARANTEE- You can easy return and get refunded for any reason like I don't like the style,I don't like the color,etc. Don't worry,You have no risk to try.